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BOLT 1: add bip340sig type.

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Rusty Russell 2024-08-27 17:00:19 +09:30
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01-messaging.md
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@ -251,6 +251,7 @@ The following convenience types are also defined:
* `channel_id`: a 32-byte channel_id (see [BOLT #2](02-peer-protocol.md#definition-of-channel-id)) * `channel_id`: a 32-byte channel_id (see [BOLT #2](02-peer-protocol.md#definition-of-channel-id))
* `sha256`: a 32-byte SHA2-256 hash * `sha256`: a 32-byte SHA2-256 hash
* `signature`: a 64-byte bitcoin Elliptic Curve signature * `signature`: a 64-byte bitcoin Elliptic Curve signature
* `bip340sig`: a 64-byte bitcoin Elliptic Curve Schnorr signature as per [BIP-340](https://github.com/bitcoin/bips/blob/master/bip-0340.mediawiki)
* `point`: a 33-byte Elliptic Curve point (compressed encoding as per [SEC 1 standard](http://www.secg.org/sec1-v2.pdf#subsubsection.2.3.3)) * `point`: a 33-byte Elliptic Curve point (compressed encoding as per [SEC 1 standard](http://www.secg.org/sec1-v2.pdf#subsubsection.2.3.3))
* `short_channel_id`: an 8 byte value identifying a channel (see [BOLT #7](07-routing-gossip.md#definition-of-short-channel-id)) * `short_channel_id`: an 8 byte value identifying a channel (see [BOLT #7](07-routing-gossip.md#definition-of-short-channel-id))
* `bigsize`: a variable-length, unsigned integer similar to Bitcoin's CompactSize encoding, but big-endian. Described in [BigSize](#appendix-a-bigsize-test-vectors). * `bigsize`: a variable-length, unsigned integer similar to Bitcoin's CompactSize encoding, but big-endian. Described in [BigSize](#appendix-a-bigsize-test-vectors).